swath: IW1
Bperp (average): -249.0257064076881
Bpar (average): 153.80833848815135
swath: IW2
Bperp (average): -235.56304064424063
Bpar (average): 173.0902988759312
swath: IW3
Bperp (average): -223.34258137991267
Bpar (average): 188.53887384961845